Prevalence of CCSVI (Chronic cerebrospinal venous insufficiency) in patients with multiple sclerosis, other central nervous system disorders, and healthy controls in Japan

Prevalence of CCSVI (Chronic cerebrospinal venous insufficiency) in patients with multiple sclerosis, other central nervous system disorders, and healthy controls in Japan - Prevalence of CCSVI (Chronic cerebrospinal venous insufficiency) in patients with multiple sclerosis, other central nervous system disorders, and healthy controls in Japan

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000006365

Enrollment

Registered

2011-09-17

Start date

2011-06-01

Completion date

Unknown

Last updated

2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

multiple sclerosis

Interventions

ultrasonography

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1.MS patients Patients were diagnosed by the revised McDonald criteria Phenotypes:not specified EDSS score:1-5 2.Other central nervous system disease 3.Healthy adults Men and women(composition ratio 1:3)

Exclusion criteria

Exclusion criteria: 1. MS patients The physician responsible for the study deems inappropriate 2.Other central nervous system disease MS patients The physician responsible for the study deems inappropriate 3.Healthy adults MS patients Other central nervous system disease

Design outcomes

Primary

Measure	Time frame
CCSVI prevalence(Zamboni's criteria)	—

Secondary

Measure	Time frame
CCSVI prevalence(CCSVI-Tokushukai' criteria Adverse event	—

Countries

Japan

Contacts

Public ContactShigeru Saito

Shonan Kamakura General Hospital Cardiology

0467-47-1717

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026